footer {
    width: 100%;
    height: 1.3rem;
    background: #fff;
    position: absolute;
    bottom: 0;
    left: 0;
}
footer ul{
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
footer ul li a{
    font-size: .46rem;
    color: #666;
    display: block;
    display: flex;
    flex-direction: column;
    justify-content:space-around;
    align-items: center;
}
footer ul li a span{
    font-size: .24rem;
}